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            <h2 class="featurette-heading">TIDB SQL at SCALE <span class="text-muted">NewSQL 关系型数据库.</span></h2>
            <p class="lead">TiDB 是新一代开源分布式 NewSQL 数据库，模型受 Google Spanner / F1 论文的启发，实现了自动的水平伸缩，强一致性的分布式事务，基于 Raft 算法的多副本复制等重要 NewSQL 特性。TiDB 结合了 RDBMS 和 NoSQL 的优点，部署简单，在线弹性扩容和异步表结构变更不影响业务， 真正的异地多活及自动故障恢复保障数据安全，同时兼容 MySQL 协议，使迁移使用成本降到极低。.</p>
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            <img class="featurette-image img-fluid mx-auto tidb" src="images/tidb-bg1.png" data-src="holder.js/500x500/auto" alt="Generic placeholder image">
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            <h2 class="featurette-heading">RabbitMQ <span class="text-muted">the most widely deployed open source message broker.</span></h2>
            <p class="lead">RabbitMQ is lightweight and easy to deploy on premises and in the cloud. It supports multiple messaging protocols. RabbitMQ can be deployed in distributed and federated configurations to meet high-scale, high-availability requirements.<br>
                RabbitMQ runs on many operating systems and cloud environments, and provides a wide range of developer tools for most popular languages.</p>

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            <img class="featurette-image img-fluid mx-auto rabbit" src="images/rabbit-bg.png" data-src="holder.js/500x500/auto" alt="Generic placeholder image">
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            <h2 class="featurette-heading">Redis <span class="text-muted">a in-memory data structure store.</span></h2>
            <p class="lead">Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache and message broker. It supports data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs and geospatial indexes with radius queries. Redis has built-in replication, Lua scripting, LRU eviction, transactions and different levels of on-disk persistence, and provides high availability via Redis Sentinel and automatic partitioning with Redis Cluster..</p>
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        <h2 class="slogan">TIDB SQL at SCALE</h2>
        <h3 class="tagline">TiDB 开源分布式 NewSQL 关系型数据库</h3>
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            TiDB 是新一代开源分布式 NewSQL 数据库，模型受 Google Spanner / F1 论文的启发，实现了自动的水平伸缩，强一致性的分布式事务，基于 Raft 算法的多副本复制等重要 NewSQL 特性。TiDB 结合了 RDBMS 和 NoSQL 的优点，部署简单，在线弹性扩容和异步表结构变更不影响业务， 真正的异地多活及自动故障恢复保障数据安全，同时兼容 MySQL 协议，使迁移使用成本降到极低。
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